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HTML is good for debugging, but is unsuitable for application use.
Specify the format parameter to change the output format.
To see the non HTML representation of the RAW format, set format=raw.
See the complete documentation, or API help for more information.
{
    "query": {
        "namespaces": {
            "-2": {
                "id": -2,
                "case": "first-letter",
                "*": "Media",
                "canonical": "Media"
            },
            "-1": {
                "id": -1,
                "case": "first-letter",
                "*": "Special",
                "canonical": "Special"
            },
            "0": {
                "id": 0,
                "case": "first-letter",
                "*": "",
                "content": ""
            },
            "1": {
                "id": 1,
                "case": "first-letter",
                "*": "Talk",
                "subpages": "",
                "canonical": "Talk"
            },
            "2": {
                "id": 2,
                "case": "first-letter",
                "*": "User",
                "subpages": "",
                "canonical": "User"
            },
            "3": {
                "id": 3,
                "case": "first-letter",
                "*": "User talk",
                "subpages": "",
                "canonical": "User talk"
            },
            "4": {
                "id": 4,
                "case": "first-letter",
                "*": "Zak",
                "subpages": "",
                "canonical": "Project"
            },
            "5": {
                "id": 5,
                "case": "first-letter",
                "*": "Zak talk",
                "subpages": "",
                "canonical": "Project talk"
            },
            "6": {
                "id": 6,
                "case": "first-letter",
                "*": "File",
                "canonical": "File"
            },
            "7": {
                "id": 7,
                "case": "first-letter",
                "*": "File talk",
                "subpages": "",
                "canonical": "File talk"
            },
            "8": {
                "id": 8,
                "case": "first-letter",
                "*": "MediaWiki",
                "subpages": "",
                "canonical": "MediaWiki"
            },
            "9": {
                "id": 9,
                "case": "first-letter",
                "*": "MediaWiki talk",
                "subpages": "",
                "canonical": "MediaWiki talk"
            },
            "10": {
                "id": 10,
                "case": "first-letter",
                "*": "Template",
                "canonical": "Template"
            },
            "11": {
                "id": 11,
                "case": "first-letter",
                "*": "Template talk",
                "subpages": "",
                "canonical": "Template talk"
            },
            "12": {
                "id": 12,
                "case": "first-letter",
                "*": "Help",
                "subpages": "",
                "canonical": "Help"
            },
            "13": {
                "id": 13,
                "case": "first-letter",
                "*": "Help talk",
                "subpages": "",
                "canonical": "Help talk"
            },
            "14": {
                "id": 14,
                "case": "first-letter",
                "*": "Category",
                "canonical": "Category"
            },
            "15": {
                "id": 15,
                "case": "first-letter",
                "*": "Category talk",
                "subpages": "",
                "canonical": "Category talk"
            },
            "100": {
                "id": 100,
                "case": "first-letter",
                "*": "Table",
                "canonical": "Table"
            },
            "101": {
                "id": 101,
                "case": "first-letter",
                "*": "Table Talk",
                "canonical": "Table Talk"
            },
            "200": {
                "id": 200,
                "case": "first-letter",
                "*": "UserWiki",
                "canonical": "UserWiki"
            },
            "201": {
                "id": 201,
                "case": "first-letter",
                "*": "UserWiki talk",
                "canonical": "UserWiki talk"
            },
            "202": {
                "id": 202,
                "case": "first-letter",
                "*": "User profile",
                "canonical": "User profile"
            },
            "203": {
                "id": 203,
                "case": "first-letter",
                "*": "User profile talk",
                "canonical": "User profile talk"
            },
            "828": {
                "id": 828,
                "case": "first-letter",
                "*": "Module",
                "subpages": "",
                "canonical": "Module"
            },
            "829": {
                "id": 829,
                "case": "first-letter",
                "*": "Module talk",
                "subpages": "",
                "canonical": "Module talk"
            },
            "3002": {
                "id": 3002,
                "case": "first-letter",
                "*": "Finnish games",
                "canonical": "Finnish games"
            },
            "3003": {
                "id": 3003,
                "case": "first-letter",
                "*": "Finnish games talk",
                "canonical": "Finnish games talk"
            },
            "3004": {
                "id": 3004,
                "case": "first-letter",
                "*": "Readme",
                "canonical": "Readme"
            },
            "3005": {
                "id": 3005,
                "case": "first-letter",
                "*": "Readme talk",
                "canonical": "Readme talk"
            },
            "3006": {
                "id": 3006,
                "case": "first-letter",
                "*": "Screenshots",
                "canonical": "Screenshots"
            },
            "3007": {
                "id": 3007,
                "case": "first-letter",
                "*": "Screenshots talk",
                "canonical": "Screenshots talk"
            },
            "_element": "ns"
        }
    }
}